Apple Mac OS X operating system, hidden files are shown there are many ways to set, the simplest to count on the Mac Terminal Input command.
The show/Hide Mac hidden files command is as follows (note the spaces and case-sensitive):
command to display Mac hidden files: Defaults write Com.apple.finder appleshowallfiles-bool true
command to hide Mac hidden files: Defaults write Com.apple.finder Appleshowallfiles-bool false
command to display Mac hidden files: Defaults write Com.apple.finder appleshowallfiles YES
command to hide Mac hidden files: Defaults write Com.apple.finder appleshowallfiles NO
Either of these two options
After you have finished, click Enter, exit the terminal, restart the Finder to reboot the Finder: mouse click the Apple flag in the upper left corner of the window and force exit-->finder--> restart
Mac shows hidden files